code: def testRemoteGroupSize(self):
      intercomm = self.INTERCOMM
      remote_group = intercomm.Get_remote_group()
      self.assertEqual(remote_group.size, intercomm.Get_remote_size())
      self.assertEqual(remote_group.size, intercomm.remote_size)
      remote_group.Free()
  
imports: from mpi4py import MPI
  import mpiunittest
label_desc: Use image node_id 6 for calling the BaseTestIntercomm obj's underlying member method code with example usage: obj.testRemoteGroupSize() without return types